Meet Buck, mini Aussie Mountain Doodle in training. An Aussie Mountain Doodle is a cross between a Bernedoodle and an Aussiedoodle. They are highly trainable, super attentive and intelligent. Buck should mature to about 20-25 lbs and he has the softest non- shed coat. Buck is available at his current training level ‘ Grammar level’, at 6k. His fee will increase with training.